11523640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2797}}^1$

素因数の和:2911

約数の個数: 32

約数和(自身を含む): 26189280

約数和(自身を除く): 14665640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2797, 4120, 5594, 11188, 13985, 22376, 27970, 55940, 111880, 288091, 576182, 1152364, 1440455, 2304728, 2880910, 5761820, 11523640]

約数ペア:

[(1, 11523640), (2, 5761820), (4, 2880910), (5, 2304728), (8, 1440455), (10, 1152364), (20, 576182), (40, 288091), (103, 111880), (206, 55940), (412, 27970), (515, 22376), (824, 13985), (1030, 11188), (2060, 5594), (2797, 4120)]